<template>
  <div>
    <el-menu
      default-active="1-4-1"
      class="el-menu-vertical-demo"
      @open="handleOpen"
      @close="handleClose"
      :collapse="isCollapse"
      background-color="#545c64"
      text-color="#fff"
      active-text-color="#ffd04b"
    >
      <h3>{{ isCollapse? '后台':'通用后台管理系统'}}</h3>
      <el-menu-item @click="OnClickMenu(item)" v-for="item in no_children_list" :key='item.name' :index="item.name+''">
        <i :class="`el-icon-${item.icon}`"></i>
        <span slot="title">{{item.label}}</span>
      </el-menu-item>

      <el-submenu v-for="item in children_list" :key='item.name' :index="item.name+''">
        <template slot="title">
          <i :class="`el-icon-${item.icon}`"></i>
          <span slot="title">{{item.label}}</span>
        </template>
        <el-menu-item-group>
          <el-menu-item @click="OnClickMenu(child_item)" v-for="child_item in item.children" :key='child_item.name' :index="child_item.name+''">
            {{child_item.label}}
          </el-menu-item>
        </el-menu-item-group>
      </el-submenu>
    </el-menu>
  </div>
</template>


<script>
import Cookie from 'js-cookie';
import { mapState, mapActions } from 'vuex';
export default {
  data() {
    return {
      // menuData: [
      //   {
      //     path: "/",
      //     name: "home",
      //     label: "首页",
      //     icon: "s-home",
      //     url: "Home/Home",
      //   },
      //   {
      //     path: "/mall",
      //     name: "mall",
      //     label: "商品管理",
      //     icon: "video-play",
      //     url: "MallManage/MallManage",
      //   },
      //   {
      //     path: "/user",
      //     name: "user",
      //     label: "用户管理",
      //     icon: "user",
      //     url: "UserManage/UserManage",
      //   },
      //   {
      //     label: "其他",
      //     icon: "location",
      //     children: [
      //       {
      //         path: "/page1",
      //         name: "page1",
      //         label: "页面1",
      //         icon: "setting",
      //         url: "Other/PageOne",
      //       },
      //       {
      //         path: "/page2",
      //         name: "page2",
      //         label: "页面2",
      //         icon: "setting",
      //         url: "Other/PageTwo",
      //       },
      //     ],
      //   },
      // ],
    };
  },
  methods: {
    ...mapActions(['clickMenu', ]),

    handleOpen(key, keyPath) {
      console.log(key, keyPath);
    },
    handleClose(key, keyPath) {
      console.log(key, keyPath);
    },
    OnClickMenu(click_item){
      // $route表示当前的路由
      if(this.$route.path !==click_item.path && !(this.$route.path === '/home' && click_item.path==='/')){
        console.log(click_item.path)
        this.$router.push(click_item.path)
      }
      this.clickMenu(click_item)
    }
  },
  computed:{
    no_children_list(){
      return this.menuData.filter(item => !item.children)
    },
    children_list(){
      return this.menuData.filter(item => item.children)
    },
    // isCollapse(){
    //   console.log(this.$store.state)
    //   return this.$store.state.tab.isHold
    // }
    ...mapState({
      isCollapse: state => state.tab.isHold,
      menuData(state){
        return JSON.parse(Cookie.get('menu')) || state.tab.menu
      }
    })
  }
};
</script>

<style lang='less' scope>
.el-menu-vertical-demo:not(.el-menu--collapse) {
  width: 200px;
  min-height: 450px;
}
.el-menu{
  height: 107vh;
  border-right: None;
  h3{
    color:#fff;
    text-align: center;
    line-height: 48px;
    font-size: 16px;
    font-weight: 400px;
  }
}
</style>